This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A356703 #28 Sep 24 2022 12:33:01 %S A356703 1,8,64,343,512,729,1000,1331,2744,4096,5832,9261,10648,12167,15625, %T A356703 17576,21952,32768,35937,39304,42875,46656,50653,54872,64000,85184, %U A356703 97336,117649,125000,175616,185193,250047,262144,274625,343000,357911,373248,405224,474552,531441,592704,636056 %N A356703 Numbers k such that Mordell elliptic curve y^2 = x^3 + k has a number of integral points that is both odd and > 1. %C A356703 Cubes k such that y^2 = x^3 + k has a solution other than (-k^(1/3), 0). %C A356703 Contains all sixth powers since A179149 does. %H A356703 Jianing Song, <a href="/A356703/b356703.txt">Table of n, a(n) for n = 1..85</a> %F A356703 a(n) = A356720(n)^3. %e A356703 512 is a term since the equation y^2 = x^3 + 512 has 9 integral solutions (-8,0), (-7,+-13), (4,+-24), (8,+-32), and (184,+-2496). %Y A356703 Complement of A179145 among the positive cubes. %Y A356703 Cf. A081119, A179147, A179149, A179151, A179163, A179419. %Y A356703 Cf. also A356709, A356720, A356713, A228948. %K A356703 nonn %O A356703 1,2 %A A356703 _Jianing Song_, Aug 23 2022